A vendor at a craft show sold items for $4.50 , $6.00 and $7.50 altogether , the vendor sold 87 items for a total $489 , the vendor sold 5 more items for $6.00 than for $7.50. Which system of equations could you use to determine how many of each item were sold

answer: 26

step-by-step explanation:

well, michelle wanted to measure the height of her school's flagpole she placed a mirror on the ground 48 feet from the flagpole then walk backwards until she was able to see the top of the pole in the mirror her eyes were 5 feet above the ground and she was 12 ft from the mirror using similar triangles find the height of the flagpole to the nearest tenth of a foot find the geometric mean of them pair of numbers. its easy math

isi

step-by-step explanation:

use that smart brain

dc=6 square root of 3 and ac is 12 square root 3

c and d

step-by-step explanation:

square root of 3/2 = 18/c

cross multiply to get 18*2=√3*c

36/√3 * √3/√3 = c

c= 36*√3/3

c=12√3